Charles Bradley On World Cafe

"Oblivion is kind of like nirvana, where you become nothing and you don't have to suffer over and over again," Jhené Aiko says. "You're free to just be nothing."Courtesy of the artist/Def Jamhide caption

In 1980, Stevie Wonder helped campaign for Martin Luther King Jr.'s birthday to become a national holiday. "I never saw it as being political," he says. "I just saw it as being the right thing to do."Philippe Callant for NPRhide caption